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公开(公告)号:US4399960A
公开(公告)日:1983-08-23
申请号:US224950
申请日:1981-01-14
申请人: Shigemasa Shoji
发明人: Shigemasa Shoji
IPC分类号: G11B23/087 , G03B1/04 , B65H75/34 , G11B15/32
CPC分类号: G11B23/08757
摘要: A reel to reel magnetic tape cassette having a tape guide adjacent the supply reel comprising a rotatable element and a guide adjacent the take up reel which is a non-rotatable element whereby frictional resistance of the tape is reduced at the unreeling side and loosening or slack of the tape during transport is minimized.
摘要翻译: 卷带式磁带盒具有邻近供带盘的磁带导向器,包括可旋转元件和邻近卷取卷轴的导向器,该卷轴是不可旋转的元件,由此在卷边侧的摩擦阻力减小,松动或松弛 在运输过程中磁带的最小化。
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公开(公告)号:US4360173A
公开(公告)日:1982-11-23
申请号:US183457
申请日:1980-09-02
申请人: Shigemasa Shoji
发明人: Shigemasa Shoji
IPC分类号: B65H75/28 , G11B15/67 , G11B23/037 , G11B23/087 , G03B1/04 , G11B15/32 , G11B23/04
CPC分类号: G11B15/674 , B65H75/28 , G11B23/037 , G11B23/08728
摘要: A magnetic tape cassette includes a magnetic tape and two reels in a casing. The reel is formed by a reel substrate, a jaw and a tape clamping member. An exterior angle .alpha. between a prolonged line D.sub.1 of a contact surface of the reel substrate and an axial line E.sub.1 for dividing the tape clamping member into two half parts is less than 90 degrees.
摘要翻译: 磁带盒包括一个磁带和一个壳体中的两个卷轴。 卷轴由卷轴基板,卡爪和带夹紧件构成。 卷轴基板的接触面的延长线D1与用于将带夹持部件分割为两个半部的轴线E1之间的外角α小于90度。
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公开(公告)号:US4304374A
公开(公告)日:1981-12-08
申请号:US62107
申请日:1979-07-30
申请人: Masatoshi Okamura , Shigemasa Shoji , Haruo Shiba
发明人: Masatoshi Okamura , Shigemasa Shoji , Haruo Shiba
IPC分类号: G11B23/087 , G11B23/04 , G11B23/50 , G03B1/04 , G11B15/32
CPC分类号: G11B23/502 , G11B23/04
摘要: A tape pad for a tape cassette for continuously contacting a magnetic tape under pressure in a casing wherein the tape pad has a fitting hollow in which a supporting member non-rotatably mounted on the casing is inserted to support the tape pad.
摘要翻译: 一种用于在壳体内连续接触磁带的磁带盒的带衬垫,其中,所述带衬垫具有配合中空,其中插入不能旋转地安装在壳体上的支撑构件以支撑带衬垫。
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公开(公告)号:US4341358A
公开(公告)日:1982-07-27
申请号:US190956
申请日:1980-09-26
申请人: Shigemasa Shoji
发明人: Shigemasa Shoji
IPC分类号: G11B23/087 , B65H75/28 , G11B15/67
CPC分类号: G11B15/674
摘要: A hub for magnetic tape having a recess formed in the peripheral part of the hub and a magnetic-tape clamp to be fitted into the recess comprises an upper rib having an outer surface with the same curvature as that of the hub; legs formed at both ends of the upper rib; projections extending outward from the legs to be fitted into the side wall grooves of the recess; and lower ribs extending inward from the legs to terminate in the vicinity of a convex portion formed in the central part of the recess bottom.
摘要翻译: 具有形成在毂的周边部分中的凹部的磁带轮毂和装配到凹槽中的磁带夹具包括具有与轮毂相同曲率的外表面的上肋; 在上肋的两端形成腿; 从腿部向外延伸以嵌入凹部的侧壁凹槽中的突起; 以及从腿部向内延伸的下肋骨,以终止于形成在凹部底部的中心部分的凸部附近。
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公开(公告)号:US4330068A
公开(公告)日:1982-05-18
申请号:US162836
申请日:1980-06-25
申请人: Shigemasa Shoji
发明人: Shigemasa Shoji
IPC分类号: G11B23/087 , B65D6/12
CPC分类号: G11B23/08785
摘要: A three-piece structure magnetic tape cassette comprises an upper plate, an intermediate frame and a lower plate wherein annular bosses having counter-sunk holes are formed in the upper plate and annular bosses having threaded portions are formed in the lower plate and a seat portion is formed at the intermediate portion in clearance holes of the intermediate frame so that the ends of the annular bosses are brought into contact with the seat portion when the annular bosses are inserted into the clearance holes, and the upper plate, the intermediate frame and the lower plate are connected together with tapping screws.
摘要翻译: 三片结构的磁带盒包括上板,中间框架和下板,其中在上板中形成具有防沉孔的环形凸台,并且在下板中形成具有螺纹部分的环形凸台,并且座部分 形成在中间框架的间隙孔的中间部分处,使得当环形凸起插入到间隙孔中时,环形凸台的端部与座部接触,并且上板,中间框架和 下板通过自攻螺丝连接在一起。
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公开(公告)号:US4191345A
公开(公告)日:1980-03-04
申请号:US932017
申请日:1978-08-08
申请人: Takateru Sato , Shigemasa Shoji
发明人: Takateru Sato , Shigemasa Shoji
IPC分类号: G11B23/087 , G03B1/04
CPC分类号: G11B23/08757
摘要: A tape cassette comprises a tape guide having a cylindrical surface formed by hard chromium plating or nickel plating. The tape guide is a cylindrical plate having a slit parallel to the axis. The cylindrical tape guide has a groove at one end of the guide and is fitted to a post having a projection mounted on a half-case under connecting the groove of the guide to the projection of the post to contact the tape with the surface formed by the hard chromium plating or nickel plating.
摘要翻译: 带盒包括具有通过硬铬电镀或镀镍形成的圆柱形表面的带引导件。 带引导件是具有平行于该轴线的狭缝的圆柱形板。 圆柱形带引导件在引导件的一端具有凹槽,并且安装在具有安装在半壳体上的突起的柱上,该突起将引导件的凹槽连接到柱的突出部,以将带与由 硬镀铬或镀镍。
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公开(公告)号:US4365769A
公开(公告)日:1982-12-28
申请号:US212614
申请日:1980-12-03
申请人: Shigemasa Shoji
发明人: Shigemasa Shoji
IPC分类号: G11B15/60 , G11B23/087 , B65H27/00 , G03B1/04
CPC分类号: G11B23/08757
摘要: A magnetic tape cassette having a tape guide coated with nickel-tin alloy plating on the surface which is in slide-contact with a magnetic tape.
摘要翻译: 一种磁带盒,其具有在与磁带滑动接触的表面上涂覆有镍 - 锡合金电镀的带引导件。
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